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Oxidation state of oxygen atom in potass...

Oxidation state of oxygen atom in potassium superoxide is

A

Zero

B

`- ( 1)/( 2)`

C

`-1`

D

`-2`

Text Solution

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The correct Answer is:
B
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MOTION-OXIDATION & REDUCTION -EXERCISE-2 ( LEVEL-I)
  1. Which of the following is a disproportionation reaction?

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  2. Oxidation number of Fe in Fe(3) O(4) is fractional because -

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  3. Oxidation state of oxygen atom in potassium superoxide is

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  4. The oxidation state of tungsten in Na(2) W(4) O(13). 10H(2) O is -

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  5. Among the following, identify the species with an atom in +6 oxidation...

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  6. In [Cr(O(2))(NH(3))(4)H(2)O]Cl(2) oxidation number of Cr is +3 then ox...

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  7. Example of redox reaction -

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  8. Consider the following statements Reaction KIO(3) + 5Kl + 6HCl = 3...

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  9. Match list -1 ( compound ) with list -II ( Oxidation state of nitrogen...

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  10. In the reaction, 3Br(2) + 6NaOH rarr NaBrO(3) + 5NaBr+3H(2)O which ele...

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  11. Oxidation number of S in H(2)S(2)O(7) is -

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  12. Oxidation number of S in H(2)SO(5) is 6. This is observed, because -

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  13. The oxidation number of S in Na(2)S(4)O(6) is

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  14. The oxidising state of molybdenum in its oxo complex species [Mo(2)O...

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  15. Which element will have the maximum oxidation number in K(2) Cr(2) O(7...

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  16. Select the pair of oxidation processes, (a) 2Cu^(2+) rarr Cu(2)^(2+...

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  17. Carbon is in the lowest oxidation state in

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  18. AB(4)^(-) + C^(+2) rarr C^(+3) + A^(+2) It the O.N. of B is -2 . Cho...

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  19. Oxygen shows oxidation state of -1 in the compound -

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  20. The oxidation number of Pt in [Pt (C(2)H(4))Cl(3))"]"^(ө) is

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